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MediaWiki Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-3550) - Vulnerability Database

MediaWiki Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-3550)

Description

Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator.

References

CVE-2023-3550

Related Vulnerabilities

XWiki Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2021-32731) Medium
Common tags: Missing Update Known Vulnerabilities
Joomla Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2019-7740) Medium
Common tags: Missing Update Known Vulnerabilities
phpMyAdmin CVE-2019-6799 Vulnerability (CVE-2019-6799) Medium
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Moodle Server-Side Request Forgery (SSRF) Vulnerability (CVE-2019-6970) High
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Django Allocation of Resources Without Limits or Throttling Vulnerability (CVE-2019-6975) High
Common tags: Missing Update Known Vulnerabilities

Severity

Critical

Classification

CVE-2023-3550
CWE-707
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Tags

Missing Update
Known Vulnerabilities